About the Number

138788148

138788147 ← → 138788149

2進数表記:1000010001011011110100110100

漢数字表記:一億三千八百七十八万八千百四十八

素因数分解:

2 2 × 3 1 × 79 1 × 281 1 × 521 1

素因数の和:888
約数の個数: 48
約数和(自身を含む): 329736960
約数和(自身を除く): 190948812

約数列:
[1, 2, 3, 4, 6, 12, 79, 158, 237, 281, 316, 474, 521, 562, 843, 948, 1042, 1124, 1563, 1686, 2084, 3126, 3372, 6252, 22199, 41159, 44398, 66597, 82318, 88796, 123477, 133194, 146401, 164636, 246954, 266388, 292802, 439203, 493908, 585604, 878406, 1756812, 11565679, 23131358, 34697037, 46262716, 69394074, 138788148]

約数ペア:
[(1, 138788148), (2, 69394074), (3, 46262716), (4, 34697037), (6, 23131358), (12, 11565679), (79, 1756812), (158, 878406), (237, 585604), (281, 493908), (316, 439203), (474, 292802), (521, 266388), (562, 246954), (843, 164636), (948, 146401), (1042, 133194), (1124, 123477), (1563, 88796), (1686, 82318), (2084, 66597), (3126, 44398), (3372, 41159), (6252, 22199)]

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